Re: [EM] Proportional election method needed for the Czech Green party - Council elections

2010-05-05 Thread Kristofer Munsterhjelm
Raph Frank wrote: On Wed, May 5, 2010 at 12:08 AM, Juho juho4...@yahoo.co.uk wrote: (I note that Raph Frank proposed also an approach where the election of the last representative would be free of these sex related requirements. That is one way of relieving the proportionality related problems

Re: [EM] The rise and fall of Bucklin voting in the United States

2010-05-05 Thread Markus Schulze
Hallo, here is that paper where Condorcet proposes the Bucklin method: http://archive.numdam.org/ARCHIVE/MSH/MSH_1990__111_/MSH_1990__111__7_0/MSH_1990__111__7_0.pdf Markus Schulze Election-Methods mailing list - see http://electorama.com/em for list info

Re: [EM] Proportional election method needed for the Czech Green party - Council elections

2010-05-05 Thread Juho
On May 5, 2010, at 1:36 PM, Markus Schulze wrote: Dear Juho, I wrote (4 May 2010): This is my proposal: --Use the Schulze proportional ranking method. --The top-ranked candidate becomes the president. --The second-ranked candidate becomes the vice president. --If the first two candidates

Re: [EM] Compatibility

2010-05-05 Thread Juho
On May 5, 2010, at 10:28 AM, Kristofer Munsterhjelm wrote: Juho wrote: Let's say that there are three different criteria that an election method should meet. They are related to three different strategic voting related problems. As in the world of security also election methods are as

[EM] Fw: Roots of STV and Proxy Delegation

2010-05-05 Thread Terry Bouricius
Some interesting history... I was recently sent a chapter from the book _Proportional Representation_ written by Clarence Hoag and George Hallet and published in 1926. The first inventor of STV apparently (though with repeat voting rather than ranked ballots) was Thomas Wright Hill. He devised

[EM] the intrinsic value of the metric of *strength* of personal preference (was: Re: Compatibility)

2010-05-05 Thread robert bristow-johnson
On May 5, 2010, at 12:22 PM, Juho wrote: In the pairwise comparison based methods we must also take into account the fact that we do not measure the strength of personal preferences, and therefore the decisions that we make are often simplified assumptions (i.e. one set of votes may

Re: [EM] the intrinsic value of the metric of *strength* of personalpreference (was: Re: Compatibility)

2010-05-05 Thread James Gilmour
robert bristow-johnson Sent: Wednesday, May 05, 2010 6:29 PM BTW, Juho, I heard a BBC news story about your election tomorrow regarding the desirability of FPTP vs. proportional methods in electing Parliament. so it sounds like that the UK, with its new Lib- Dem party, is also being

Re: [EM] Proportional election method needed for the Czech Green party - Council elections

2010-05-05 Thread Peter Zbornik
Dear Markus Schulze, thank you for your proposal. It seems that your method is the one, which fulfills the requirements I set up for the Green party council elections the closest at the moment. Its drawbacks is however, that it is a new, complex method with only limited testing on data an no

Re: [EM] MinMax(AWP)

2010-05-05 Thread fsimmons
Chris, thanks for the helpful comments, Your point is well taken on the first two examples, it's hard to argue against the Approval winner in the top cycle. That's one reason I like UncAAO: it always picks from the Smith set, and will always pick the highest approval member of the Smith set

Re: [EM] Proportional election method needed for the Czech Green party - Council elections

2010-05-05 Thread Raph Frank
On Wed, May 5, 2010 at 9:19 PM, Peter Zbornik pzbor...@gmail.com wrote: What is the advantages of Schulze proportional ranking to the simpler top down STV modified method described in http://www.votingmatters.org.uk/ISSUE9/P5.HTM? The first problem with this one is that it will elect the

Re: [EM] Proportional election method needed for the Czech Green party - Council elections

2010-05-05 Thread Dave Ketchum
a Condorcet winner can be a candidate that has the fewest first preferences. True in Condorcet, though not expected to happen often. Compared with each other candidate, the CW must win in each such pair. Each such can have first preference over the CW as seen by SOME voters. IRV,

[EM] piling on against IRV (was ... Czech Green party - Council elections)

2010-05-05 Thread robert bristow-johnson
Terry, i didn't originally intend to just pile on ... On May 5, 2010, at 9:48 PM, Dave Ketchum wrote: a Condorcet winner can be a candidate that has the fewest first preferences. True in Condorcet, though not expected to happen often. i dunno, but my derriere still hurts. in Burlington

Re: [EM] piling on against IRV (was ... Czech Green party - Council elections)

2010-05-05 Thread Dave Ketchum
On May 5, 2010, at 10:52 PM, robert bristow-johnson wrote: Terry, i didn't originally intend to just pile on ... On May 5, 2010, at 9:48 PM, Dave Ketchum wrote: a Condorcet winner can be a candidate that has the fewest first preferences. True in Condorcet, though not expected to happen